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Q.

Which one of the following statements is incorrect about enzyme catalysis ?

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a

Enzymes are denatured by ultraviolet rays and at high temperature

b

Enzymes are least reactive at optimum temperature

c

Enzymes are mostly proteinous in nature

d

Enzyme action is specific

answer is B.

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Detailed Solution

Enzymes get denatured in presence of UV rays and at high temperature(1) is correctEnzymes are globular proteins;  (3) is correctenzyme catalysis  is explained by Lock - key mechanism.Enzymes are highly specific.(4) is correctAt optimum temperature (310K) and PH(7) , enzymes are highly active(2) is incorrect
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Which one of the following statements is incorrect about enzyme catalysis ?